package com.heima.behavior.service.impl;

import com.heima.behavior.service.ApBehaviorEntryService;
import com.heima.behavior.service.ApUnlikeBehaviorService;
import com.heima.common.exception.CustException;
import com.heima.model.behavior.dtos.UnLikesBehaviorDTO;
import com.heima.model.behavior.pojos.ApBehaviorEntry;
import com.heima.model.behavior.pojos.ApLikesBehavior;
import com.heima.model.behavior.pojos.ApUnlikesBehavior;
import com.heima.model.common.dtos.ResponseResult;
import com.heima.model.common.enums.AppHttpCodeEnum;
import com.heima.model.threadlocal.AppThreadLocalUtils;
import com.heima.model.user.pojos.ApUser;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.mongodb.core.MongoTemplate;
import org.springframework.data.mongodb.core.query.Criteria;
import org.springframework.data.mongodb.core.query.Query;
import org.springframework.stereotype.Service;

import java.util.Date;

@Service
public class ApUnlikeBehaviorServiceImpl implements ApUnlikeBehaviorService {
    @Autowired
    ApBehaviorEntryService behaviorEntryService;

    @Autowired
    MongoTemplate mongoTemplate;

    @Override
    public ResponseResult unlikeBehavior(UnLikesBehaviorDTO dto) {
        //1. 校验参数 文章id不能为空  需要登录 不喜欢类型取值为 0 或 1
        ApUser user = AppThreadLocalUtils.getUser();
        if (user == null){
            CustException.cust(AppHttpCodeEnum.NEED_LOGIN);
        }
        // 2. 根据当前登录用户id查询行为实体对象
        ApBehaviorEntry behaviorEntry = behaviorEntryService.findByUserIdOrEquipmentId(user.getId(), dto.getEquipmentId());
        if (behaviorEntry == null){
            CustException.cust(AppHttpCodeEnum.PARAM_INVALID,"查询行为实体对象为空");
        }
        //3. 如果是 不喜欢操作 查询不喜欢行为是否存在
        if (dto.getType() == 0){
            ApUnlikesBehavior unlikesBehavior = mongoTemplate.findOne(Query.query(Criteria.where("entryId").is(behaviorEntry.getId())
                    .and("articleId").is(dto.getArticleId())), ApUnlikesBehavior.class);
            if (unlikesBehavior != null){
                CustException.cust(AppHttpCodeEnum.DATA_EXIST,"已经设置为不喜欢");
            }
            /*// 查询点赞行为是否存在
            ApLikesBehavior likesBehavior = mongoTemplate.findOne(Query.query(Criteria.where("entryId").is(behaviorEntry.getId())
                    .and("articleId").is(dto.getArticleId())), ApLikesBehavior.class);
            // 如果存在  移除点赞行为
            if (likesBehavior != null){
                mongoTemplate.remove(Query.query(Criteria.where("entryId").is(behaviorEntry.getId()).and("articleId").is(dto.getArticleId())), ApLikesBehavior.class);
            }*/
            //4. 如果不存在   添加不喜欢行为
            unlikesBehavior = new ApUnlikesBehavior();
            unlikesBehavior.setEntryId(behaviorEntry.getId());
            unlikesBehavior.setArticleId(dto.getArticleId());
            unlikesBehavior.setCreatedTime(new Date());
            mongoTemplate.insert(unlikesBehavior);
        } else {
            //5. 如果是 取消不喜欢操作  删除对应的不喜欢数据
            mongoTemplate.remove(Query.query(Criteria.where("entryId").is(behaviorEntry.getId()).and("articleId").is(dto.getArticleId())), ApUnlikesBehavior.class);
        }
        return ResponseResult.okResult();
    }
}
